Barisan geometri
[tex]un = {a.r}^{n - 1} \\ u10 = 1. {3}^{10 - 1} \\ u10 = {3}^{9} \\ u10 = 19.683 \: (B)[/tex]
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Barisan geometri
[tex]un = {a.r}^{n - 1} \\ u10 = 1. {3}^{10 - 1} \\ u10 = {3}^{9} \\ u10 = 19.683 \: (B)[/tex]